Honeywell replacement HEPA filter!. Fits Honeywell Enviracaire models 13350 13500 13501 13502 13503 (EV-35B) 13520 13523 13525 13526 13528 13350 50250 50251 50255HD 52500 63500 83162 83259 83287 and 83332. It also fits Kenmore models 437.83259 83259.. 99.97% effective at removing particles as small as 0.3 microns from the air that passes through the filter.. Measures approximately 10 1/4 H x 9 1/4 ID x 14 1/2 OD.. Has Surround SealTM filter technology that prevents dirty air from leaking around the filter.. For optimum performance replace filter every 12 months.Easy Replacement Instructions

• Fits Honeywell Enviracaire models 13350, 13500, 13501, 13502, 13503 (EV-35B), 13520,
• 99.97% effective at removing particles as small as 0.3 microns from the air that passes through the filter.
• Measures approximately 10 1/4 H x 9 1/4 ID x 14 1/2 OD.
• Has Surround SealTM filter technology that prevents dirty air from leaking around the filter.
• For optimum performance, replace filter every 12 months.

Fits Honeywell Enviracaire models 13350, 13500, 13501, 13502, 13503 (EV-35B), 13520,Filters-Now